Pine Ridge Sanitary Landfill - Meridian, Mississippi Solid Waste Management Facility

Pine Ridge Sanitary Landfill is a municipal solid waste landfill located at 520 Murphy Road in Meridian, Lauderdale County, Mississippi. Owned and operated by WM, the facility has been operational since 1988 and is projected to remain open until 2059, indicating a long-term waste management solution for the area. As a sanitary landfill in the United States, Pine Ridge operates under the regulatory framework of the Environmental Protection Agency's Resource Conservation and Recovery Act (RCRA) Subtitle D, which governs municipal solid waste landfills. The facility is subject to standards for liner systems, leachate management, groundwater monitoring, and landfill gas control. WM, as a major waste management company, typically implements modern landfill technologies including gas collection systems to mitigate methane emissions. The landfill plays a critical role in solid waste management for Meridian and surrounding communities in east-central Mississippi. Its long operational lifespan suggests significant capacity and planning for future waste disposal needs. The facility's environmental performance depends on effective leachate management and gas collection, which are standard for modern sanitary landfills in the United States.

The Pine Ridge Sanitary Landfill is situated in Lauderdale County, Mississippi, a region with a humid subtropical climate and significant annual rainfall. This climate increases the importance of robust leachate management systems to prevent groundwater contamination. The facility's proximity to the city of Meridian also necessitates careful control of odors, traffic, and potential methane migration. Landfill gas collection systems are critical for reducing greenhouse gas emissions and complying with EPA regulations under the Clean Air Act.